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      Elev 4970 ft, 43.019 °N 108.387 °W

      Riverton, WY

      Riverton Station48°
      Updated: 3:02 AM MDT on September 22, 2026 (GMT -6)
      8 minutes ago
      75°
      46°
      48
      Feels Like 48
      Clear
      N
      7
      Similar temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Wed 09/23
        High 75°f
         6% Precip. / 0 in
        A mix of clouds and sun. High around 75F. W winds shifting to E at 10 to 15 mph.
        Tonight
        Wed 09/23
        Low 49°f
         24% Precip. / 0 in
        Some clouds this evening will give way to mainly clear skies overnight. Low 49F. Winds SW at 10 to 20 mph.
        Tomorrow
        Thu 09/24
        High 74°f48°f
         5% Precip. / 0 in
        Generally sunny. High 74F. Winds NW at 5 to 10 mph.
        Hourly Forecast
        Now
        48°
        4AM
        47°
        5AM
        47°
        6AM
        47°
        7AM
        48°
        7:01AM
        Sunrise
        8AM
        51°
        9AM
        55°
        10AM
        59°
        11AM
        63°
        12PM
        66°
        1PM
        69°
        2PM
        71°
        3PM
        73°
        4PM
        74°
        5PM
        73°
        6PM
        70°
        7PM
        67°
        7:10PM
        Sunset
        8PM
        63°
        9PM
        61°
        10PM
        61°
        11PM
        59°
        12AM
        57°
        1AM
        56°
        2AM
        55°
        3AM
        53°
        Precipitation
        24%
        Pollen
        None
        Air Quality
        26
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.98 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point45°F
        5. Humidity 90%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KRIW Station History
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 75°F 72°F 87°F 1936
        4. Low 46°F 40°F 23°F 1983
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 74°F 71°F 88°F
        4. Low 46°F 40°F 23°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:01 AM 7:10 PM
        3. Civil Twilight 6:32 AM 7:38 PM
        4. Nautical Twilight 5:59 AM 8:12PM
        5. Astronomical Twilight 5:25 AM 8:45 PM
        1. Length of Visible Light 13h 6m
        2. Length of Day 12h 9m
        3. Tomorrow will be 2 minutes 54 seconds shorter
        1. Moon 5:28 PM 2:30 AM
        2. Waxing Gibbous85% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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